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Finding the Fourth Proportional to 637,753.82, 880,100.22 and 351,273.89

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Solution

The fourth proportional to 637,753.82, 880,100.22 and 351,273.89 is: 484,757.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,753.82 : 880,100.22 = 351,273.89 : x
  2. Step 2: Convert to fraction form
    637,753.82/880,100.22 = 351,273.89/x
  3. Step 3: Cross multiply
    637,753.82x = 880,100.22 × 351,273.89
  4. Step 4: Simplify right side
    637,753.82x = 309,156,223,468.76
  5. Step 5: Solve for x
    x = 309,156,223,468.76/637,753.82
  6. Step 6: Final answer
    x = 484,757.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.